Biffy Clyro Puzzle, the fourth album by Ayrshire rock trio Biffy Clyro, which exploded to propel the band out of the underground where theyd been honing their craft and into the mainstream consciousness. The gold-selling major label debut went on to shift over 250,000 copies, to the delight of the loyal and passionate fanbase who had been willing them on for the past decade. An overnight success story, this is not. The next chapter is Only Revolutions.